@interface IMAP2ConnectionControl.ConnectionPool : _TtCs12_SwiftObject { void /* unknown type, empty encoding */ logger; void /* unknown type, empty encoding */ queue; void /* unknown type, empty encoding */ configuration; void /* unknown type, empty encoding */ engineID; void /* unknown type, empty encoding */ didTearDown; void /* unknown type, empty encoding */ connections; void /* unknown type, empty encoding */ engine; void /* unknown type, empty encoding */ nextConnectionID; void /* unknown type, empty encoding */ backoff; void /* unknown type, empty encoding */ backoffTimer; void /* unknown type, empty encoding */ backoffLoggingRateLimit; void /* unknown type, empty encoding */ checkForStallTimer; void /* unknown type, empty encoding */ lastError; void /* unknown type, empty encoding */ connectionStateDidChange; void /* unknown type, empty encoding */ stateCapture; void /* unknown type, empty encoding */ enqueuedEvents; } @end